Grandstream Networks UCM6510 IP PBX User Manual page 127

Advanced Settings
Switch Type
Coding
CRC
PRI Dial Plan
PRI Local Dial Plan
D-Chan
International Prefix
National Prefix
Local Prefix
Private Prefix
Unknown Prefix
PRI Indication
Reset Interval
PRI Exclusive
Firmware Version 1.0.1.12
not. If enabled, the local UCM6510 will play ringback tone to the caller.
Otherwise, the caller will listen to the tone from peer device. The default
setting is disabled.
Select switch type.

EuroISDN: EuroISDN (common in Europe)

NI2: National ISDN type 2 (common in the US)

DMS100: Nortel DMS100

4ESS: AT&T 4ESS

5ESS: Lucent 5ESS

NI1: old national ISDN type 1

Q.SIG
Select "HDB3" or "AMI".
Select whether to use CRC4 or not.
This setting is used to specify the type of the callee number. The service
provider will usually verify this. The default setting is "unknown". In some
very unusual circumstances, you may need set to "Dynamic" or
"Redundant".
Note:
When one type is selected, you might not be able to dial another class of
numbers. For example, if "National" is configured, you won't be able to dial
local or international numbers.
This setting is used to specify the type of the caller number. The service
provider will usually verify this.
Indicates the D channel for control.
Configure the prefix in PRI Local Dial Plan and PRI Dial Plan for each type.
Select the PRI Indication.

outofband: Use RELEASE, DISCONNECT or other messages with
CAUSE to indicate call progress (e.g., cause: unassigned number or
user busy).

inband: use in-band tones to play busy or congestion signal to the
other side. This is the default setting.
The interval that restarts idle channels.
This setting is used to set up the ChannelID in SETUP message. If
UCM6510 IP PBX User Manual Page 125 of 277